Products/Plinn/RegistrationTool.py

   1 # -*- coding: utf-8 -*-
   2 #######################################################################################
   3 #   Plinn - http://plinn.org                                                          #
   4 #   © 2005-2013  Benoît PIN <pin@cri.ensmp.fr>                                        #
   5 #                                                                                     #
   6 #   This program is free software; you can redistribute it and/or                     #
   7 #   modify it under the terms of the GNU General Public License                       #
   8 #   as published by the Free Software Foundation; either version 2                    #
   9 #   of the License, or (at your option) any later version.                            #
  10 #                                                                                     #
  11 #   This program is distributed in the hope that it will be useful,                   #
  12 #   but WITHOUT ANY WARRANTY; without even the implied warranty of                    #
  13 #   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the                     #
  14 #   GNU General Public License for more details.                                      #
  15 #                                                                                     #
  16 #   You should have received a copy of the GNU General Public License                 #
  17 #   along with this program; if not, write to the Free Software                       #
  18 #   Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.   #
  19 #######################################################################################
  20 """ Plinn registration tool: implements 3 modes to register members:
  21     anonymous, manager, reviewed.
  22
  23
  24
  25 """
  26
  27 from Globals import InitializeClass, PersistentMapping
  28 from Products.PageTemplates.PageTemplateFile import PageTemplateFile
  29 from Products.CMFDefault.RegistrationTool import RegistrationTool as BaseRegistrationTool
  30 from AccessControl import ClassSecurityInfo, ModuleSecurityInfo
  31 from AccessControl.Permission import Permission
  32 from BTrees.OOBTree import OOBTree
  33 from Products.CMFCore.permissions import ManagePortal, AddPortalMember
  34 from Products.CMFCore.exceptions import AccessControl_Unauthorized
  35 from Products.CMFDefault.exceptions import EmailAddressInvalid
  36 from Products.CMFCore.utils import getToolByName
  37 from Products.CMFCore.utils import getUtilityByInterfaceName
  38 from Products.CMFCore.utils import _checkPermission
  39 from Products.CMFDefault.utils import checkEmailAddress
  40 from Products.GroupUserFolder.GroupsToolPermissions import ManageGroups
  41 from Products.Plinn.utils import Message as _
  42 from Products.Plinn.utils import translate
  43 from Products.Plinn.utils import encodeQuopriEmail
  44 from Products.Plinn.utils import encodeMailHeader
  45 from DateTime import DateTime
  46 from types import TupleType, ListType
  47 from uuid import uuid4
  48 import re
  49
  50 security = ModuleSecurityInfo('Products.Plinn.RegistrationTool')
  51 MODE_ANONYMOUS = 'anonymous'
  52 security.declarePublic('MODE_ANONYMOUS')
  53
  54 MODE_PASS_ANONYMOUS = 'pass_anonymous'
  55 security.declarePublic('MODE_PASS_ANONYMOUS')
  56
  57 MODE_MANAGER = 'manager'
  58 security.declarePublic('MODE_MANAGER')
  59
  60 MODE_REVIEWED = 'reviewed'
  61 security.declarePublic('MODE_REVIEWED')
  62
  63 MODES = [MODE_ANONYMOUS, MODE_PASS_ANONYMOUS, MODE_MANAGER, MODE_REVIEWED]
  64 security.declarePublic('MODES')
  65
  66 DEFAULT_MEMBER_GROUP = 'members'
  67 security.declarePublic('DEFAULT_MEMBER_GROUP')
  68
  69
  70
  71 class RegistrationTool(BaseRegistrationTool) :
  72
  73     """ Create and modify users by making calls to portal_membership.
  74     """
  75
  76     meta_type = "Plinn Registration Tool"
  77     default_member_id_pattern = "^[A-Za-z][A-Za-z0-9_\.\-@]*$" # valid email allowed as member id
  78     _ALLOWED_MEMBER_ID_PATTERN = re.compile(default_member_id_pattern)
  79
  80     manage_options = ({'label' : 'Registration mode', 'action' : 'manage_regmode'}, ) + \
  81                         BaseRegistrationTool.manage_options
  82
  83     security = ClassSecurityInfo()
  84
  85     security.declareProtected( ManagePortal, 'manage_regmode' )
  86     manage_regmode = PageTemplateFile('www/configureRegistrationTool', globals(),
  87                                         __name__='manage_regmode')
  88
  89     def __init__(self) :
  90         self._mode = MODE_ANONYMOUS
  91         self._chain = ''
  92         self._passwordResetRequests = OOBTree()
  93
  94     security.declareProtected(ManagePortal, 'configureTool')
  95     def configureTool(self, registration_mode, chain, REQUEST=None) :
  96         """ """
  97
  98         if registration_mode not in MODES :
  99             raise ValueError, "Unknown mode: " + registration_mode
 100         else :
 101             self._mode = registration_mode
 102             self._updatePortalRoleMappingForMode(registration_mode)
 103
 104         wtool = getToolByName(self, 'portal_workflow')
 105
 106         if registration_mode == MODE_REVIEWED :
 107             if not hasattr(wtool, '_chains_by_type') :
 108                 wtool._chains_by_type = PersistentMapping()
 109             wfids = []
 110             chain = chain.strip()
 111
 112             if chain == '(Default)' :
 113                 try : del wtool._chains_by_type['Member Data']
 114                 except KeyError : pass
 115                 self._chain = chain
 116             else :
 117                 for wfid in chain.replace(',', ' ').split(' ') :
 118                     if wfid :
 119                         if not wtool.getWorkflowById(wfid) :
 120                             raise ValueError, '"%s" is not a workflow ID.' % wfid
 121                         wfids.append(wfid)
 122
 123                 wtool._chains_by_type['Member Data'] = tuple(wfids)
 124                 self._chain = ', '.join(wfids)
 125         else :
 126             wtool._chains_by_type['Member Data'] = tuple()
 127
 128         if REQUEST :
 129             REQUEST.RESPONSE.redirect(self.absolute_url() + '/manage_regmode?manage_tabs_message=Saved changes.')
 130
 131     def _updatePortalRoleMappingForMode(self, mode) :
 132
 133         urlTool = getToolByName(self, 'portal_url')
 134         portal = urlTool.getPortalObject()
 135
 136         if mode in [MODE_ANONYMOUS, MODE_PASS_ANONYMOUS, MODE_REVIEWED] :
 137             portal.manage_permission(AddPortalMember, roles = ['Anonymous', 'Manager'], acquire=1)
 138         elif mode == MODE_MANAGER :
 139             portal.manage_permission(AddPortalMember, roles = ['Manager', 'UserManager'], acquire=0)
 140
 141     security.declarePublic('getMode')
 142     def getMode(self) :
 143         # """ return current mode """
 144         return self._mode[:]
 145
 146     security.declarePublic('getWfId')
 147     def getWfChain(self) :
 148         # """ return current workflow id """
 149         return self._chain
 150
 151     security.declarePublic('roleMappingMismatch')
 152     def roleMappingMismatch(self) :
 153         # """ test if the role mapping is correct for the currrent mode """
 154
 155         mode = self._mode
 156         urlTool = getToolByName(self, 'portal_url')
 157         portal = urlTool.getPortalObject()
 158
 159         def rolesOfAddPortalMemberPerm() :
 160             p=Permission(AddPortalMember, [], portal)
 161             return p.getRoles()
 162
 163         if mode in [MODE_ANONYMOUS, MODE_PASS_ANONYMOUS, MODE_REVIEWED] :
 164             if 'Anonymous' in rolesOfAddPortalMemberPerm() : return False
 165
 166         elif mode == MODE_MANAGER :
 167             roles = rolesOfAddPortalMemberPerm()
 168             if 'Manager' in roles or 'UserManager' in roles and len(roles) == 1 and type(roles) == TupleType :
 169                 return False
 170
 171         return True
 172
 173     security.declareProtected(AddPortalMember, 'addMember')
 174     def addMember(self, id, password, roles=(), groups=(DEFAULT_MEMBER_GROUP,), domains='', properties=None) :
 175         """ Idem CMFCore but without default role """
 176
 177         if self.getMode() != MODE_REVIEWED :
 178             gtool = getToolByName(self, 'portal_groups')
 179             mtool = getToolByName(self, 'portal_membership')
 180             utool = getToolByName(self, 'portal_url')
 181             portal = utool.getPortalObject()
 182
 183             if self.getMode() == MODE_PASS_ANONYMOUS :
 184                 private_collections = portal.get('private_collections')
 185                 if not private_collections :
 186                     raise AccessControl_Unauthorized()
 187
 188                 data = private_collections.data
 189                 lines = filter(None, [l.strip() for l in data.split('\n')])
 190                 assert len(lines) % 3 == 0
 191                 collecInfos = {}
 192                 for i in xrange(0, len(lines), 3) :
 193                     collecInfos[lines[i]] = {'pw' : lines[i+1],
 194                                              'path' : lines[i+2]}
 195                 if not (collecInfos.has_key(properties.get('collection_id')) and \
 196                     collecInfos[properties.get('collection_id')]['pw'] == properties.get('collection_password')) :
 197                     raise AccessControl_Unauthorized('Wrong primary credentials')
 198
 199
 200             BaseRegistrationTool.addMember(self, id, password, roles=roles,
 201                                            domains=domains, properties=properties)
 202
 203             isGrpManager = mtool.checkPermission(ManageGroups, portal) ## TODO : CMF2.1 compat
 204             aclu = self.aq_inner.acl_users
 205
 206             for gid in groups:
 207                 g = gtool.getGroupById(gid)
 208                 if not isGrpManager :
 209                     if gid != DEFAULT_MEMBER_GROUP:
 210                         raise AccessControl_Unauthorized, 'You are not allowed to join arbitrary group.'
 211
 212                 if g is None :
 213                     gtool.addGroup(gid)
 214                 aclu.changeUser(aclu.getGroupPrefix() +gid, roles=['Member', ])
 215                 g = gtool.getGroupById(gid)
 216                 g.addMember(id)
 217         else :
 218             BaseRegistrationTool.addMember(self, id, password, roles=roles,
 219                                            domains=domains, properties=properties)
 220
 221     security.declarePublic( 'testPasswordValidity' )
 222     def testPasswordValidity(self, password, confirm=None):
 223
 224         """ Verify that the password satisfies the portal's requirements.
 225
 226         o If the password is valid, return None.
 227         o If not, return a string explaining why.
 228         """
 229         if not password:
 230             return _(u'You must enter a password.')
 231
 232         if len(password) < 8 and not _checkPermission(ManagePortal, self):
 233             return _(u'Your password must contain at least 8 characters.')
 234
 235         if confirm is not None and confirm != password:
 236             return _(u'Your password and confirmation did not match. '
 237                      u'Please try again.')
 238
 239         return None
 240
 241
 242
 243     def afterAdd(self, member, id, password, properties):
 244         """ notify member creation """
 245         member.notifyWorkflowCreated()
 246         member.indexObject()
 247
 248     security.declarePublic('generatePassword')
 249     def generatePassword(self):
 250         """ This password may not been entered by user.
 251             Password generated by this method are typicaly used
 252             on a member registration with 'validate_email' option enabled.
 253         """
 254         return str(uuid4())
 255
 256     security.declarePublic('requestPasswordReset')
 257     def requestPasswordReset(self, userid, initial=False, came_from=''):
 258         """ add uuid / (userid, expiration) pair
 259             if ok: send an email to member. returns error message otherwise.
 260         """
 261         self.clearExpiredPasswordResetRequests()
 262         mtool = getUtilityByInterfaceName('Products.CMFCore.interfaces.IMembershipTool')
 263         member = mtool.getMemberById(userid)
 264         if not member :
 265             try :
 266                 checkEmailAddress(userid)
 267                 member = mtool.searchMembers('email', userid)
 268                 if member :
 269                     userid = member[0]['username']
 270                     member = mtool.getMemberById(userid)
 271             except EmailAddressInvalid :
 272                 pass
 273         if member :
 274             uuid = str(uuid4())
 275             while self._passwordResetRequests.has_key(uuid) :
 276                 uuid = str(uuid4())
 277             self._passwordResetRequests[uuid] = (userid, DateTime() + 1, came_from)
 278             utool = getUtilityByInterfaceName('Products.CMFCore.interfaces.IURLTool')
 279             ptool = getUtilityByInterfaceName('Products.CMFCore.interfaces.IPropertiesTool')
 280             # fuck : mailhost récupéré avec getUtilityByInterfaceName n'est pas correctement
 281             # wrappé. Un « unrestrictedTraverse » ne marche pas.
 282             # mailhost = getUtilityByInterfaceName('Products.MailHost.interfaces.IMailHost')
 283             portal = utool.getPortalObject()
 284             mailhost = portal.MailHost
 285             sender = encodeQuopriEmail(ptool.getProperty('email_from_name'), ptool.getProperty('email_from_address'))
 286             to = encodeQuopriEmail(member.getMemberFullName(nameBefore=0), member.getProperty('email'))
 287             if initial :
 288                 subject = translate(_('Complete your registration on the %s website')) % ptool.getProperty('title')
 289             else :
 290                 subject = translate(_('How to reset your password on the %s website')) % ptool.getProperty('title')
 291             subject = encodeMailHeader(subject)
 292             options = {'initial' : initial,
 293                        'fullName' : member.getMemberFullName(nameBefore=0),
 294                        'member_id' : member.getId(),
 295                        'loginIsNotEmail' : member.getId() != member.getProperty('email'),
 296                        'siteName' : ptool.getProperty('title'),
 297                        'resetPasswordUrl' : '%s/password_reset_form/%s' % (utool(), uuid)}
 298             body = self.password_reset_mail(options)
 299             message = self.echange_mail_template(From=sender,
 300                                                  To=to,
 301                                                  Subject=subject,
 302                                                  ContentType = 'text/plain',
 303                                                  charset = 'UTF-8',
 304                                                  body=body)
 305             mailhost.send(message)
 306             return
 307
 308         return _('Unknown user name. Please retry.')
 309
 310     security.declarePrivate('clearExpiredPasswordResetRequests')
 311     def clearExpiredPasswordResetRequests(self):
 312         now = DateTime()
 313         for uuid, record in self._passwordResetRequests.items() :
 314             date = record[1]
 315             if date < now :
 316                 del self._passwordResetRequests[uuid]
 317
 318
 319     security.declarePublic('resetPassword')
 320     def resetPassword(self, uuid, password, confirm) :
 321         record = self._passwordResetRequests.get(uuid)
 322         if not record :
 323             return None, _('Invalid reset password request.')
 324
 325         userid, expiration, came_from = record
 326         now = DateTime()
 327         if expiration < now :
 328             self.clearExpiredPasswordResetRequests()
 329             return None, _('Your reset password request has expired. You can ask a new one.')
 330
 331         msg = self.testPasswordValidity(password, confirm=confirm)
 332         if not msg : # None if everything ok. Err message otherwise.
 333             mtool = getUtilityByInterfaceName('Products.CMFCore.interfaces.IMembershipTool')
 334             member = mtool.getMemberById(userid)
 335             if member :
 336                 member.setSecurityProfile(password=password)
 337                 del self._passwordResetRequests[uuid]
 338                 return  {'userid': userid, 'came_from' : came_from}, _('Password successfully updated.')
 339             else :
 340                 return None, _('"${userid}" username not found.', mapping={'userid': userid})
 341         else :
 342             return None, msg
 343
 344 InitializeClass(RegistrationTool)